package ooday03.Demo.Managethesystem;
//讲师
public class Lecturer extends Dn implements pxyg,bjsj{
    Lecturer(){}
    Lecturer(String name,int age,double wager){
        super(name,age,wager);
    }
    void sbdk(){};//抽象方法
    void xbdk(){};
    void wcgz(){};
    public void qywt(){}
    public void pxyg(){}
    public void bjsj(){}
}
